msg: add message translation node for ROS

msg/translation_node/test/main.cpp

@@ -0,0 +1,16 @@
+/****************************************************************************
+ * Copyright (c) 2024 PX4 Development Team.
+ * SPDX-License-Identifier: BSD-3-Clause
+ ****************************************************************************/
+
+#include <gtest/gtest.h>
+#include <rclcpp/rclcpp.hpp>
+
+int main(int argc, char ** argv)
+{
+  rclcpp::init(argc, argv);
+  testing::InitGoogleTest(&argc, argv);
+  const int ret = RUN_ALL_TESTS();
+  rclcpp::shutdown();
+  return ret;
+}